Angular acceleration is given by
integrating both sides we will have
now if final angular speed is again ZERO
So it will be at rest after 5.23 s
Chemical properties are observed when matter or substance changes to form a new kind of matter or substance.
<h3>What is Chemical properties?</h3>
This is the term used to describe the ability of a substance or matter to react and form new substance. Chemical properties are used during chemical reaction to be able to control the reaction and get a certain product
we can conclude that chemical properties are observes during chemical reaction to ascertain the new substance or matter to be formed
Read more on chemical properties here: brainly.com/question/17436856
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Answer:
question 7, MOON ECLIPSE
question 8, SUM ECLIPSE
Explanation:
We call an eclipse when a celestial body is interposed between the sun and another body.
In all the case of question 7, the Earth is interposed between the moon and the Sun, which is why it is called MOON ECLIPSE
In the case of question 8, the Moon stands between the sun and the Earth and is called the SUM ECLIPSE .
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B It’s a physical change because the water and the salt kept their original properties.</span>
Answer:
But once the core runs out of hydrogen, the star starts to contract again briefly, until a shell of hydrogen around the core becomes hot enough to fuse into helium. When this happens, the radiation pushes the outer layers of the star far out into space, turning the star into a red giant
Explanation:
Correct?